4355 View Datasheet(PDF) - Linear Technology
Part Name
Description
View to exact match
4355 Datasheet PDF : 20 Pages
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LTC4355
TYPICAL PERFORMANCE CHARACTERISTICS
IOUT vs VOUT
2.0
VOUT = VIN
1.5
IIN vs VIN
1.0
VIN = VOUT
0.75
IGATE vs ΔVSD
20
VGATE = 2.5V
0
1.0
0.5
–20
0.5
0.25
–40
0
0
20
40
60
80
VOUT (V)
4355 G01
ΔVGATE vs IGATE
15
VIN > 18V
10
VIN = 12V
VIN = 9V
5
0
0
20
40
VIN (V)
Fault Output Low
vs Load Current
0.3
60
80
4355 G02
0.2
0.1
–60
–50
0
50
100
150
VSD (mV)
4355 G03
Fault Output Low
vs Temperature
150
IFLT = 5mA
125
100
75
0
0
5
10
15
IGATE (μA)
FET Turn-Off Time
vs GATE Capacitance
500
VGATE < VIN + 1V
$VSD = 50mV –1V
400
20
25
4355 G04
300
200
100
0
0
10
20
20
40
50
CGATE (nF)
4355 G07
4
0
0
5
10
IFLT (mA)
FET Turn-Off Time
vs Initial Overdrive
500
VIN = 48V
$VSD = VINITIAL –1V
400
15
4355 G05
300
200
100
0
0
0.2 0.4 0.6 0.8 1.0
VINITIAL (V)
4355 G08
50
–50
0
50
TEMPERATURE (°C)
FET Turn-Off Time
vs Final Overdrive
2000
VIN = 48V
$VSD = 50mV VFINAL
1500
100
4355 G06
1000
500
0
–1.0 –0.8 –0.6 –0.4 –0.2
0
VFINAL (V)
4355 G09
4355fe
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